<?php
# autoHTML: the dynamic PHP5 library for fast website prototyping
# http://code.google.com/p/autohtml/
#
# Copyright (c) 2010, Shu Zong Chen
# http://freelanceDreams.com/
# All rights reserved. 
# 
# Redistribution and use in source and binary forms, with or without 
# modification, are permitted provided that the following conditions are met: 
# 
#  * Redistributions of source code must retain the above copyright notice, 
#    this list of conditions and the following disclaimer. 
#  * Redistributions in binary form must reproduce the above copyright 
#    notice, this list of conditions and the following disclaimer in the 
#    documentation and/or other materials provided with the distribution. 
#  * Neither the name of autoHTML nor the names of its contributors 
#    may be used to endorse or promote products derived from this software 
#    without specific prior written permission. 
# 
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" 
# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 
# ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE 
# LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 
# POSSIBILITY OF SUCH DAMAGE.
namespace fd\autoserver;

class HEADER_FACTORY{
	static public function makeHeader($msg){
		$msg = trim($msg);
		list($method, $uri, $protocol) = explode(" ", $msg, 3);
		switch ($protocol){
			case 'HTTP/1.1':
				return new HEADER11($method, $uri);
				break;
			case 'HTTP/1.0':
				break;
		}
	}
}
class HEADER{
	protected $method;
	protected $uri;
	protected $options;
	function __construct($method, $uri){
		$this->method = $method;
		$this->uri = $uri;
		$this->options = array();
	}

	function setNewOption($msg){
		if (strpos($msg, ':')){
			list($key, $value) = explode(":", $msg, 2);
			$this->options[$key] = $value;
		}
	}
	function getMethod(){
		return $this->method;
	}
	function getUri(){
		return $this->uri;
	}
	function getOption($opt){
		if (isset($this->options[$opt])){
			return $this->options[$opt];
		}
		return null;
	}
	function getInitialResponse(){
		return null;
	}
	function hasResponse(){
		return false;
	}
}

class HEADER11 extends HEADER{
	function getInitialResponse(){
		return 'HTTP/1.1 100 Continue';
	}
}